4,6-Difluoro-2-pyridinamine CAS 938443-45-9
| CAS No. | 938443-45-9 |
| Molecular Formula | C5H4F2N2 |
| Molecular Weight | 130.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 130.10 g/mol gives 4,6-Difluoro-2-pyridinamine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4,6-Difluoro-2-pyridinamine (CAS 938443-45-9), a certified reference material (molecular formula C5H4F2N2, MW 130.10 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H4F2N2, 4,6-Difluoro-2-pyridinamine contains a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 130.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4,6-Difluoro-2-pyridinamine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H4F2N2 |
| Molecular Weight | 130.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoro Standards
- 3,6-Difluoro-4-methylpyridazine (CAS 1026843-07-1)
- 4,6-difluoro-5-methylpyrimidine (CAS 18260-64-5)
- 4,6-Difluoro-2-methylpyrimidine (CAS 18382-80-4)
- 2,4-difluoro-5-methylpyrimidine (CAS 96548-89-9)
- 2,4-Difluoro-6-methylpyrimidine (CAS 696-80-0)
- 3,5-Difluoro-1H-pyridin-2-one (CAS 914482-23-8)
- 2,4-Difluoro-5-methylpyridine (CAS 1227502-70-6)
- 2,5-Difluoro-4-methylpyridine (CAS 1227508-13-5)
Recommended Standards
- 4,5-Dioxovaleric Acid (CAS 5976-90-9)
- 4-Methyl-3-nitro-4,5-dihydroisoxazole (CAS 96914-18-0)
- 4,4-Dihydroxy-3-methyl-1H-pyrazol-5(4H)-one (CAS 221325-59-3)
- 4-Oxotetrahydrofuran-2-carboxylic acid (CAS 2056072-58-1)
- 2-benzoyl-4,5-difluorobenzoic acid (CAS 937635-08-0)
- (1R,2R,3R)-1-(1-Methyl-1H-pyrazol-4-yl)butane-1,2,3,4-tetraol (CAS 799260-83-6)
- 7-(2-(4-Chlorophenyl)-2-oxoethyl)-3-methyl-6,7-dihydro-5H-imidazo[2,1-b]thiazol-4-ium bromide (CAS 318469-52-2)
- (E)-N-(1-(2-fluoro-5-nitrophenyl)ethylidene)-2-methylpropane-2-sulfinamide (CAS 1075230-62-4)
- 3-Amino-1-(azepan-1-yl)propan-1-one hydrochloride (CAS 1220039-01-9)
- 2-(2-(Dimethylamino)ethoxy)acetic acid hydrochloride (CAS 98278-27-4)
- 5-(3,5-Dichlorophenoxy)pentanenitrile (CAS 1247785-09-6)
- Ethyl 1-allylpiperidine-4-carboxylate (CAS 177971-46-9)
- N-(3-(Benzo[d]thiazol-2-yl)thiophen-2-yl)propionamide (CAS 923441-90-1)
- Insulin Degludec Impurity 24 (CAS CATO-C4X-215724)
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